<iframe class="frame-base" [src]="url | safe" (load)="onLoadIframe()"
    [ngStyle]="{'display' : iframeLoaded ? 'block' : 'none' }"></iframe>
<div *ngIf="!iframeLoaded">
    <button mat-raised-button color="primary" (click)="openDialog()">
        <mat-icon>settings</mat-icon> Widget Settings
    </button>
</div>
